The sediment at the bottom of a liquid, or from which a liquid has been filtered.
Basis or justification for something.
The collective land areas that compose a larger area.
A fluid that flows out.
Any outward movement.
Something that flows out of a sewage treatment plant.
The process of flowing out.
A stream of gaseous material emanating from an active galactic nucleus.
The part of a system that allows material to flow out.
To flow outward.